bariopyrochlore
/ˌbɛːrɪəʊˈpʌɪrə(ʊ)klɔː/ /ˌbarɪəʊˈpʌɪrə(ʊ)klɔː/Mineralogy
noun
A mineral of the pyrochlore group consisting of a basic niobate of barium (usually containing some strontium and tantalum) which belongs to the cubic crystal system and occurs as yellow or white octahedral crystals.
Origin
1970s. From barium + -o- + pyrochlore.